html, body {
  background: white;
  padding: 0;
  margin: 0;
  font-family: "Orbitron", "Arial", sans-serif;
  line-height: 160%;
  font-size: 16px;
  color: #303030;
}


/* Stuff */
.btn {
  position: relative;
  display: inline-block;
  background: none;
  color: #ffffff;
  text-decoration: none;
  border: 2px solid #ffffff;
  padding: 15px 30px;
  text-align: center;
}
.btn::before {
  position: absolute;
  content: "";
  top: 100%;
  left: 0px;
  bottom: 0px;
  right: 0px;
  border: 2px solid #ffffff;
  border-top: none;
  border-right: none;
  transition: all 0.2s ease;
}
.btn::after {
  position: absolute;
  content: "";
  top: 0px;
  left: 100%;
  bottom: 0px;
  right: 0px;
  border: 2px solid #ffffff;
  border-left: none;
  border-bottom: none;
  transition: all 0.2s ease;
}

.btn:hover::before {
  left: 5px;
  bottom: -8px;
  right: -8px;
}
.btn:hover::after {
  top: 5px;
  bottom: -8px;
  right: -8px;
}



header {
  position: relative;
  min-height: 600px;
  background: #000000;
  color: #ffffff;
}
header .welcome {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 150px 0;
}
header h1 {
  font-size: 60px;
  text-transform: uppercase;
}
header p {
  font-size: 20px;
  font-weight: normal;
}
header .buttons {
  margin-top: 40px;
}
header .buttons .btn {
  margin: 0px 15px;
}

#cover-tetris {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 0;
}



section.versus {
  text-align: center;
  padding-top: 100px;
}

section.versus .game {
  display: inline-block;
  margin: 0px 20px;
  width: 200px;
  height: 500px;
}


section.hipster {
  text-align: center;
  padding-top: 100px;
}

section.hipster .game {
  display: inline-block;
  margin: 0px 20px;
  width: 500px;
  height: 500px;
  background: url(images/hipster-bg.jpg) no-repeat 50% 50%;
  background-size: cover;
}
section.hipster .game canvas {
  opacity: 0.8;
}